Base | Representation |
---|---|
bin | 11101110011110010011110… |
… | …001010001001111011001000 |
3 | 122012012020210012000020202210 |
4 | 131303302132022021323020 |
5 | 114140434334203032240 |
6 | 1142455311351425120 |
7 | 36420552414313551 |
oct | 3563623612117310 |
9 | 565166705006683 |
10 | 131102235205320 |
11 | 38856166a44045 |
12 | 128545a93851a0 |
13 | 581cb7046a152 |
14 | 245354c469328 |
15 | 102540b3bc780 |
hex | 773c9e289ec8 |
131102235205320 has 64 divisors (see below), whose sum is σ = 410406997173120. Its totient is φ = 33440570138624.
The previous prime is 131102235205273. The next prime is 131102235205327. The reversal of 131102235205320 is 23502532201131.
It is a super-3 number, since 3×1311022352053203 (a number of 43 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (131102235205327) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23750402169 + ... + 23750407688.
It is an arithmetic number, because the mean of its divisors is an integer number (6412609330830).
Almost surely, 2131102235205320 is an apocalyptic number.
131102235205320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131102235205320 is an abundant number, since it is smaller than the sum of its proper divisors (279304761967800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131102235205320 is a wasteful number, since it uses less digits than its factorization.
131102235205320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47500809894 (or 47500809890 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 30.
Adding to 131102235205320 its reverse (23502532201131), we get a palindrome (154604767406451).
The spelling of 131102235205320 in words is "one hundred thirty-one trillion, one hundred two billion, two hundred thirty-five million, two hundred five thousand, three hundred twenty".
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